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Sound Level Meter Larson Davis LxT Rental

Measure Noise Levels and Report Noise Data

Notice: The SoundTrack LxT is obsolete and no longer our recommended solution. Please see Spartan Sound Level Meter Model 821IH as a recommended replacement and to learn more about Larson Davis' latest offering for occupational noise assessment.

The Larson Davis SoundTrack LxT® Sound Level Meter was developed to meet the unique needs of those involved in workplace noise exposure assessment, plant noise surveys and noise ordinance enforcement. With a sleek ergonomic design, it is able to be held and operated with just one hand.  The LxT is the perfect tool for gathering, analyzing and presenting detailed noise environment data quickly and easily. Results at a price that won't consume your entire instrumentation budget.

Highlights

  • User programmable run modes
  • On-meter storage for multiple setup configurations
  • Threshold exceedance data
  • Class 1 or Class 2 models available
  • Octave band analysis available

Applications

  • Environmental Noise Assessment
  • Community Noise Surveys
  • Traffic Noise Surveys
  • Workplace Noise Exposure Measurement
  • Product Noise Testing
  • Construction Noise Measurements
  • Firearm Acoustic Testing

Specifications

View  complete specifications from manufacturer

Internal Memory256 MB standard, most rental units have 2 GB
Dynamic Range100 dB (38 – 140 dBA standard range)
Frequency WeightingsRMS and Peak A, C, and Z
Time WeightingsRMS Slow, Fast, and Impulse
Power Supply4 AA batteries provide over 16 hours of operation (30 hours with Lithium batteries, not included)

Standard Kits

The Larson Davis LxT is great for walkaround workplace noise surveys for plant surveys and task analysis, with voice annotation. Similar hardware to the Larson Davis 831, the LxT has a slightly higher noise floor and lower dynamic range, limited speed for time and no ability to record sound files or connect to GPS.

ModelDescription
KLxT1LLogging Analyzer Kit, Class 1
KLxT1HLogging Analyzer Kit with 1/1 and 1/3 Octave, Class 1
KLxT-QPRLogging Analyzer Kit with 1/1 and 1/3 Octave plus low sensitivity microphone for high dB levels to above 165dB
KLxT2LLogging Analyzer Kit, Class 2
KLxT2HLogging Analyzer Kit with 1/1 and 1/3 Octave, Class 2

Firmware Options for Sound Level Meter Kits

FirmwareDescriptionKLxT1LKLxt1HKLxT-QPRKLxT2LKLxt2H
LxT-LOGLogging of Time Histories
increments from 1 s to 24 hr		⚫⚫⚫⚫⚫
LxT-ENVEnvironmental Data Logging
time interval from 1 min to 24 hours		⚫⚫⚫⚫⚫
LxT-OB3Selectable Real Time
1/1 and/or 1/3 octave frequency analysis		–⚫⚫–⚫
LxT-DVADigital Voice Annotation⚫⚫⚫⚫⚫
LxT-CNCommunity Noise (Ldn, Lden)⚬⚬⚬⚬⚬

⚫ – Standard with Rental
⚬ – Optional Addition

Outdoor Kits

SoundExpert LxT Noise Monitoring Kit for unattended monitoring in a wide variety of environmental situations. For more detailed information, please visit our page on outdoor noise monitoring kits.

ModelDescription
NMS‑SE‑FFOutdoor Logging Noise Monitoring System with 1/1 and 1/3 Octave, includes free-field microphone
NMS‑SE‑RIOutdoor Logging Noise Monitoring System with 1/1 and 1/3 Octave, includes random incidence microphone

Firmware Included in Outdoor Noise Monitoring Kits

FirmwareDescriptionNMS831C‑LNMS831C
LxT-LOGLogging of Time Histories
increments from 20 ms to 24 hr		⚫⚫
LxT-ENVMeasurement History
exceedance/event logging, intervals and daily histories		⚫⚫
LxT-OB3Selectable Real Time
1/1 and/or 1/3 octave filter set		⚫⚫
LxT-DVADigital Voice Annotation⚫⚫
LxT-CNCommunity Noise (Ldn, Lden)⚬⚬

⚫ – Standard with Rental
⚬ – Optional Addition

Accessories

LxT Sound Level Meter kits provide an easy out of the box solution for most testing situations. If additional hardware or software are needed for more complex setups, The Modal Shop can help. View Sound Level Meter Selection Sheet for more details.

ModelDescription
Included Standard
377B021/2" freefield microphone standard (other options available)
PRMLxT1Preamplifier for 1/2" microphone
EXC010Switchcraft 5 pin Microphone Extension Cable, 10 ft
KBAT15AA battery kit for short term use, with recharger
PSA029AC power adapter
CBL138USB cable to connect to AC adapter or computer
WS0013-1/2" windscreen for 1/2" microphones
SoftwareG4 Utility software allows download, upgrade, translate, print text reports or export to spreadsheet
AccessoriesCalibration data, manual sets, computer interface accessories and an acoustic calibrator
Included Outdoor
377B021/2" freefield microphone standard (other options available)
PRMLxT1HPreamplifier
EPS2116Environmental Protection Kit, with windscreen, bird spike, rain hat, desiccants, and flexible mounting options.
EPS042Outdoor case, includes D-cell battery pack, charger and cabling*
EXC010Microphone Extension Cable, 10 ft
PSA029AC power adapter
CBL138USB cable to connect to AC adapter or computer
SoftwareG4 Utility software allows download, upgrade, translate, print text reports or export to spreadsheet
AccessoriesCalibration data, manual sets, computer interface accessories and an acoustic calibrator
Optional Standard
SWW-DNAData Navigation and Analysis Software – navigate through extensive data with measurement organization, reporting, and data post-processing tools
CAL200Precision Sound Level Calibrator for 1/2" Microphones
ACC003Headset with microphone boom – 2.5 mm micro-jack, for voice annotation
ADP074ICP® interface cable – allows connection of a single axis ICP accelerometer, provides BNC connection
Optional Outdoor
TRP003Support Tripod, maximum height 8 ft, used in portable NMS systems – ship weight: 14 lb for 1, 25 lb for 2; box: 64 in x 8 in x 8 in
ADP034Adapter connecting EPS2106 or EPS2106-2 to TRP003 tripod
079A15Microphone stand with boom attachment and adaptor ≠ Boom connector has 5/8"-27 stud, converts to 1/4"-20 stud with included adapter. Height adjusts from 36" to 63", 30' boom length, 23" base spread. Generally used to mount preamp/mic via 079A11 clip. Lightweight tripod, not recommended for unattended monitoring.
079A11Microphone clip for 1/2" microphones – Microphone holder designed to attach to 1/4"-20 stud. Height from base to center of holder is 1".
EPS047Rugged environmental enclosure kit – with BAT024 for 12 D-cell batteries (batteries not included) and gland for microphone extension cable and weather sensor. CBL224-02 NOT INCLUDED
EPS030‑LxTEnvironmental Case for Model LxT – Including (1) BAT011 21 Ah battery, PSA032 charger, CBL169 battery cable, PSA031 power adapter, CBL159 USB Cable to meter, CBL141 internal cable to connect meter to bulkhead. Provides 7-day use between charges.
KLXT‑12VExternal Power Cabling Kit for One External 12 V Battery – Includes CBL169 battery cable, PSA031 power adapter, CBL159 USB Cable
BAT011DC 12 V 21 Ah External Sealed Lead Acid Battery – Nonspillable 6" x 9" x 4" 10 lb unit, charger included upon request
CBL168External Power Cabling for One External 12V DC Battery
CBL143External Power Cabling for Two External 12V DC Batteries
EXCMicrophone Extension Cables – Various lengths available: EXC010 for 10 ft, EXC020 for 20 ft, EXC050 for 50 ft, EXC100 for 100 ft

*Batteries are not included but can be purchased: D-CELL 8PK | 8-pack of D-Cell batteries

Featured Option

Firearm Acoustic Analysis

The Sound Level Meter Kit Model KLxT-QPR is an ideal tool for gathering, analyzing, and presenting detailed firearm noise data quickly, easily, and concisely. Ideal for suppressor and silencer product testing.

Learn More

Capabilities

  • Built in digital correction between free-field and random incidence microphones
  • Works with any standard 0V prepolarized condenser microphone – high sensitivity 377B02 included unless another requested
  • USB 2.0 Connections for computer connectivity and USB storage
  • User selectable multi-parameter Data Logging (standard to 1s) (as as 100ms with HSLOG option) (*)
  • Real Time 1/1 & 1/3 Octave Frequency Analysis (*)
  • Measurement History allows longer term parameters to be stored simultaneously with Data Logging (e.g., Ln and histogram tables)
  • Exceedance Event Counters: two RMS event counters and three peak event counters (threshold level, event counter and duration for each exceedance)
  • Multiple setup configurations can be stored on each meter
  • Outdoor kits and options available for unattended monitoring
  • G4 Software allows easy meter setup and data download
  • Blaze Software allows additional analysis and reporting

    • (*) Indicates an available option

Internal Storage Capacity (2 GB model)

  • 100 million point Leq Time History (0.1 dB resolution)
  • 30 million 1/1 octave spectra
  • 12 million 1/3 octave spectra
  • 1.2 million Full LxT Measurement Histories (including 1/1, 1/3 octave Leq, plus Dose)

Standards Met

Organization Standard
ANSI ANSI S1.4-1983 (R 2006) plus Amendment S1.4A-1985 (R 2006), Type 1 (SLM)
ANSI S1,43-1997, Type 1 (SLM)
ANSI S1.11-2004 Class 0 (Octave Filter)
ANSI S1.25-1991 Class 1 (Noise Dosimeter)
IEC IEC61672-1 (2002-05) Class 1, Group X IEC60651 (1979) plus Amendment 1 (SLM)
(1993-02) and Amendment 2 (2000-10) Type 1, Group X (SLM)
IEC60804 (2000-10) Type 1, Group X (SLM)
IEC61260 (1995-07) Ed. 1.0 plus Amendment 1 (2001-09), 1/1 and 1/3- octave Bands, Class 0, Group X, all filters
IEC61252 Ed. 1.1 (2002) Type 1 (Noise Dosimeter)
IEC61010-1 Ed. 2.0 (2001-02)
CE Directive 2004/108/EC, IEC 61326-1:2005